package main
import "fmt"
import "regexp"
func main(){
	var str string = " 123abc456acc789adccdavac45613a123c2"
	reg1 := regexp.MustCompile("a.c")
	if reg1 == nil{
		fmt.Println("err = ", reg1)
	}else{
		result1 := reg1.FindAllStringSubmatch(str,-1)
		fmt.Println("result1 = ", result1)
	}
}